Improvement in glass-furnaces



'luitetl 55mm @mi milla.

.IoHN HENDERSON, 0E WHEELING, WEST VIRGINIA.

Lette/rs Paten-t No. 98,9623, dated Jamcwry 18, 1870.

IMPROVEMENT IN GLASS-.PURNACE The Schedule referred to in these Letters Patent and making part of the same.

To all whom fit may concern.- v

'Be it known thatI, JOHN HENDERSON, of Wheeling, inthe county of Ohio,'and State of West Virginia, have invented a new and improved Eye-Plate for Glass- Furnaces; and I do hereby declare that the following is a full, clear, and exact description thereof', which will enable others skilled in the art tomake and use the same, reference being hadto the accompanyingl drawings, forming part of this specification.

This invention has for its object to prevent the rapid destruction, by heat, oi' the substance of glassfumaces around the eyes The invention consists iu an eye-plate, having a` i hollow metal Wall surrounding the eye, through which a current of water is caused to pass, througlrconnecting-tubes leadingfroin and to a wateILt-ank.

, Figure 1 represents a perspective view of my improveddeviee, and

Figure 2 represents a horizontal section of the said hollow wall.

Similar letters of reference indicate corresponding parts.

A represents a metal plate, and B represents-a hollow wall, -rising from one side thereof, and surround- 'ing the eyepassage through it.

crumbling and Wearing away of the iire-brick, under .the action of the fire, and will be protected from the fire by the said circulation.` Having thus described my invention,

I claini as new, andl desire to 'secure by Letters Patent- I The improved eye p1ate for glass-furnaces, consisting of the plate A, hollow wall B,`-tubes E and F,

connecting with a water-tank, all substantially as specitied. l

' JOHN HENDERSON.'

Witnesses:

FREDERICH GHoRT, SMIL. J. ELLIFRITS. 

